Search found 2 matches

by mydigia
01 Mar 2019, 15:45
Forum: General Discussion (csf)
Topic: CSF Blocking SMTP mail when its not configured to do so
Replies: 28
Views: 26704

Re: CSF Blocking SMTP mail when its not configured to do so

Thanks for this, I found the blocking rule: 5 29 1740 REDIRECT tcp -- * * 0.0.0.0/0 0.0.0.0/0 multiport dports 25,26,465,587,2525 The only way csf would add such a rule to iptables is if you have enabled SMTP_REDIRECT in csf.conf since that is what that setting does. If SMTP_REDIRECT is not enabled...
by mydigia
28 Feb 2019, 10:01
Forum: General Discussion (csf)
Topic: CSF Blocking SMTP mail when its not configured to do so
Replies: 28
Views: 26704

Re: CSF Blocking SMTP mail when its not configured to do so

I *THINK* I may have just got a hint.... My Wordpress site decided to stop sending emails, and I managed to do a little testing. It was configured to send messages via SMTP to an external site, today I suddenly got emails that it wouldn't send due to incorrect authentication. So I used the test opt...